Pollution Caused by Burning of Coal


 
 
Concept Explanation
 

Pollution Caused by Burning of Coal

The term " pollution" refers to any substance that negatively impacts the environment or organisms that live within the affected environment. One of the major cause of air pollution is the release of harmful gases by burning fossil fuels like coal. Gases that are emitted by coal combustion are Sulfur dioxide(SO_2),Nitrogen oxide(NO_2), Carbon dioxide(CO_2), Particulates etc.

Effect of gases released by burning of coal :-

Sulfur dioxide :- It contributes to acid rain and respiratory illness.
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Sample Questions
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Question : 1

The solid particles formed during burning of coal is ....................

Right Option : C
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Question : 2

Which gas is not released during burning of coal ?

Right Option : C
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Question : 3

Which of the following are correct :

(a) The burning or combustion of coal produces carbon dioxide, carbon monoxide, sulphur dioxide, oxides of nitrogen and smoke.

(b) When coal burns in an insufficient supply of oxygen, it burns incompletely and forms carbon monoxide.

(c) The burning of coal also produces smoke. The smoke present in the air affects our lungs.

Right Option : D
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